baber/WOPTO huggingface dataset:
Patent JP-2003238532-A (JP)
Title: Method for purifying n-vinyl-2-pyrrolidone
Inventor: ABE ITTETSU
IPC: C07D207/267
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing purified N-vinyl-2-pyrrolidone without containing smelling components.  <P>SOLUTION: This method for purifying N-vinyl-2-pyrrolidone by distilling a stock liquid containing N-vinyl-2-pyrrolidone, N-(2-hydroxyethyl)-2-pyrrolidone, compounds having higher boiling points than that of N-vinyl-2-pyrrolidone and other than the N-(2-hydroxyethyl)-2-pyrrolidone, water and smelling components for distilling off water and the smelling components to prepare a dehydrated liquid containing such compounds and smelling components, and further distilling the dehydrated liquid to obtain purified N-vinyl-2-pyrrolidone comprises (1) adding a compound having a lower boiling point than that of the N-vinyl-2- pyrrolidone to the dehydrated liquid and distilling the obtained liquid, or (2) distilling off the N-vinyl-2-pyrrolidone containing the smelling components from the dehydrated liquid as a distillate, adding the compound having the lower boiling point than that of the N-vinyl-2-pyrrolidone to the distillate and distilling the obtained liquid.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248234-A (JP)
Title: Liquid crystal display
Inventor: OGUCHI TATSUO
IPC: G02F1/1345
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid crystal display having a ground structure easily fabricated and requiring little quantity of material used.  <P>SOLUTION: The liquid crystal display comprises a liquid crystal display element 2 with lead terminals 6 arranged therein and connected thereto, a holding case 3 for holding the liquid crystal display element 2, a printed wiring board 4, and a ground plate 5 mounted on the holding case 3 while covering only one end edge of the liquid crystal display element 2 and each of the lead terminals 6 and connected to the ground circuit of the printed wiring board 4. The ground plate 5 comprises a terminal covering section 5a covering the outer side face side of each of the lead terminals 6, an element end edge covering section 5b covering one end edge of the liquid crystal element 2, ground connecting sections 5c connected to the ground circuit, and elastic locking piece sections 5d formed in a cut and rising shape. A locking section 3g is provided which restrains each of the locking piece section 5d in a comming-off preventive manner by elastic restoration of the locking piece sections 5d when the ground plate 5 is inserted along a ground plate inserting groove section 3e and mounted on the housing case 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002319493-A (JP)
Title: Organic electroluminescent element
Inventor: ONISHI TOSHIHIRO
IPC: C09K11/06
Filed: 2002-02-27
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescent element of low-voltage drive in improved brightness. SOLUTION: With the organic electroluminescent element which has at least a light-emitting layer between electrodes consisting of a pair of positive and negative electrodes either of which is either transparent or translucent, the light-emitting layer is made of a substituted poly (p-phenylenevinylene) as described in a formula, and is adjoined by a layer made of an electron carrier compound. In the formula, R1 , R2 , R3 R4 denote, each independently, hydrogen, an alkyl group, an alkoxy group, and an alkylthio group with carbon number of 1 to 20, as well as a group selected from aromatic hydrocarbon groups with carbon number of 6 to 20, and that, at least one is an alkyl group, an alkoxy group or an alkylthio group with carbon number of 4 to 20, and n denotes a number of 10 to 30,000.
Patent JP-2003279329-A (JP)
Title: Three-dimensional measuring apparatus
Inventor: MAMIYA TAKAHIRO
IPC: G01B11/25
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a three-dimensional measuring apparatus which can shorten a time required for measuring in the case of measuring by using a three- dimensional shape of an object to be measured.  <P>SOLUTION: A printing state examining apparatus 1 has a table for placing a printed board K printed by a cream solder H, an illuminator 3 for constituting an illuminating means for illuminating three optical component patterns of sine wave states having different phases with respect to a surface of the printed board K, and a CCD camera 4 for constituting an imaging means for imaging an illuminated part on the board K. A controller 7 obtains a chart showing a relationship between an intensity of each optical component from the image data of the board K of a plane from the data obtained by the illumination of the illuminator 3 and coordinates, and calculates mutual relative phase angles. A height of the solder H is calculated from the obtained image data and the calculated relative phase angle by using a phase shifting method.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003037566-A (JP)
Title: Device and system for transmitting information
Inventor: TAJIMA SHIGERU
IPC: H04B13/00
Filed: 2002-02-28
Abstract: PROBLEM TO BE SOLVED: To improve efficiency of information transmission using an organism as a transmission channel, and to enable a receiver to detect the position of a transmitter by the received signals, in the case that multiple transmitters are worn on different portions of the human body. SOLUTION: A transmitter 10 has a transmission processing means for processing information appropriate for transmission, a first electrode 12, contacting an organism, to which transmission signals processed in the transmission processing means are supplied, a second electrode 13, contacting the organism at some distance from the electrode 12, which is connected to a potential portion with reverse polarity to a potential of a reference potential portion or that of the transmission signals. The signals sent from the transmitter 10 are received by a receiver 20, which identifies the transmitter of the signals by examining the information included in the received signals.
Patent JP-2003258284-A (JP)
Title: Dye-sensitized photoelectric conversion device and manufacturing method thereof
Inventor: CHIBA TAKAO
IPC: H01L31/04
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dye-sensitized photoelectric conversion device which can effectually utilize the solar light and has a superior photoelectric conversion efficiency, and to provide a solar battery using the same.  <P>SOLUTION: In this dye-sensitized photoelectric conversion device, an oxide semiconductor layer which absorbs dye, a first photoelectric conversion layer showing the property of an intrinsic semiconductor or a p-type semiconductor, a second photoelectric conversion layer showing the property of a p-type semiconductor (however, if the first photoelectric conversion layer shows the property of the p-type semiconductor, its impurity concentration is lower than the impurity concentration showing the property of the p-type semiconductor of the second photoelectric conversion layer), and a counter electrode are sequentially laminated on a transparent conductive film.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003253901-A (JP)
Title: Structure of parking space
Inventor: KOBAYASHI JUN
IPC: E04H6/10
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To structurally analyze a main column 5 and a girder 14 as not a bending member but a compression member and a tension member, to reduce the sectional reas of members, to remove an obstacle such as a wall, a brace or the like in the lower section H of the main column 5, to prevent a collision against the obstacle of a door for a parking car, to widen a parking space and to realize a most fitted and rational frame as a parking structure.  <P>SOLUTION: The main columns 5 composed of H-steel are disposed upright in the tensional direction, the girders 14 and 14 are built to the main columns 5 and 5, and the undersides of the intermediate sections of the girders 14 are supported by studs 10 and 10. Approximately half in required column materials are formed in a structure supporting only vertical load as the studs 10, the remainder is used as the main columns 5, and the structure can resist horizontal load in addition to vertical load. Knee braces 17 are adopted in the tensional direction that the stud materials are adopted and the working lengths of the columns are shortened, and the structure can resist large horizontal load by using H-steel in the strong-axis direction. The brace can resist horizontal strength in the ridge direction.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003251031-A (JP)
Title: Game machine
Inventor: TAKEMOTO TAKATOSHI
IPC: A63F7/02
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine capable of visually amusing a game player through appearance of a conceal pattern in a display of a variable display device and presenting various special game states by providing two big prize holes.  <P>SOLUTION: The conceal pattern 1410 conceals discrimination information in a process of performing a display game. The pattern having partially transparent parts 1411 is caused to appear, and during the appearance of the conceal pattern 1410, the number of transparent parts 1411 is varied. This game machine is provided with a first big prize hole 24A and a second big prize hole 24B, and as the control for the special game state, at least either the first big prize hole 24A or the second big prize hole 24B is controlled to be opened and closed to the first state of disadvantage and the second state of advantage.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260829-A (JP)
Title: Method for detecting recording paper width, inkjet recorder, detection control program for recording paper width
Inventor: KODAMA HIDETOSHI
IPC: B65H7/14
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To reduce detecting errors of a recording paper width brought about by a detection sensitivity decrease of a recording paper detecting sensor loaded on a carriage for detecting a paper end in a horizontal scanning direction of the recording paper.  <P>SOLUTION: In the case where a voltage value when a part to be detected is detected by the recording paper detecting sensor 64 is higher than a predetermined voltage value, it is so judged that the detection sensitivity of the recording paper detecting sensor 64 is in a high state, and a recording paper detection threshold is set to a high voltage value (recording paper detection threshold value S1). When the voltage value is lower than the predetermined voltage value, it is so judged that the detection sensitivity of the recording paper detecting sensor 64 is in a low state, and the recording paper detection threshold is set to a low voltage value (recording paper detection threshold S3). A paper end detection error D due to a detection delay of the recording paper detecting sensor 64 can be made constant by changing the recording paper detection thresholds among S1-S3, thereby eliminating errors as a result of the detection sensitivity decrease of the recording paper detecting sensor 64.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262692-A (JP)
Title: Boiling water reactor fuel assembly and determination method for fuel arrangement in the fuel assembly
Inventor: OGUCHI KAZUNARI
IPC: G21C3/62
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a boiling water reactor fuel assembly with improved critical power to boiling transition, without disturbing raising enrichment of fuel assembly having partial length fuel rods, and without leading to adverse operation characteristics concerning the nuclear-thermal hydraulics characteristics.  <P>SOLUTION: In all fuel rods with high enrichment which does not include burnable poison in at least the cross section positioning in the upper region of the fuel assembly, either of the fuel rods including burnable poison or vacancy region in the cross section neighbors at least either the vertical or the horizontal directions.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003267472-A (JP)
Title: Cd case
Inventor: UCHIDA TAKEHIKO
IPC: B65D85/57
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a CD case which can be manufactured under a low cost.  <P>SOLUTION: This CD case 1 comprises a main body 3 holding a CD 2, and a lid member 4 holding the CD 2 with the main body 3. The main body 3 and the lid member 4 have a substantial parallelpiped shape or a square shape as seen in a top plan view. Four pairs of connecting segments 10, 11, 11 and 11 are provided for connecting each of four corners of the main body 3 and four corners of the lid member 4, respectively. The pair of connecting segments 10 of these connecting segments are comprised of a protrusion 10a having a circular shape as seen in its top plan view rotatable around an axis center while being connected to each other and an opening 10b engaged with the protrusion 10a.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003263990-A (JP)
Title: Grating body for battery electrode plate and manufacturing device thereof
Inventor: FUJIWARA YOSHIOMI
IPC: B21D31/04
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a grating body for a battery electrode plate, in which cracks are hard to occur in a grating frame 3b of a lead sheet by forming the frame 3b so as to be an angled shape in a twisted state in advance by forming inclined surfaces 1e on circumferential side surfaces of a peak part 1a of a disc cutter 1, and to provide a manufacturing device thereof.  <P>SOLUTION: On the circumferential side surfaces between the top part 1d of the peak part 1a and the root part 1b formed on both sides of each root part 1b in the disc cutter 1 installed in a disc cutter roll 2 of a rotary-type expander, as each circumferential side surface comes closer to the disc surface on the side where a recessed groove 1c at each root part 1b is formed, the inclined surface 1e is formed so as to come closer all the more to the shaft center side.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003273774-A (JP)
Title: Adaptive antenna receiver and method thereof
Inventor: KIMATA MASAYUKI
IPC: H04B1/712
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an adaptive antenna receiver where a processing load on an arithmetic circuit is reduced by markedly reducing the arithmetic quantity of an adaptive update algorithm for calculating an antenna weight coefficient.  <P>SOLUTION: The arithmetic quantity is reduced by controlling an antenna weight so as to minimize the mean square of a common error signal after rake mixing. When the fluctuation of a transmission path is fast, a function for compensating the distortion of the transmission path and MMSE control circuits 5-1 to 5-L for generating an antenna weight are separated to perform control so as to maximize the coming direction of a signal and an average SIR without compensating the distortion of the transmission path of a desired signal by an antenna weight generated by the adaptive update algorithm and to perform control so as to maximize momentary SIR by rake mixing, thereby deterioration of characteristics is improved.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003265077-A (JP)
Title: Spinning reel for fishing
Inventor: MURAKAMI SHINJI
IPC: A01K89/01
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a spinning reel for fishing with which the reserving gear of a bail supporting member is improved, a supporting arm is miniaturized rapid reverse operation of a bail is carried out.  <P>SOLUTION: In the spinning reel in which the bail supporting member is reversely supported from a fishing line winding position to a fishing line releasing position on the tip part of the supporting arm of a rotor linked to handle operation and rotated and which is equipped with the reserving gear having constitution that one end side of a kick member having the other side to be engaged with a circular arc-shaped guide groove arranged at the base part of the bail supporting part is brought into contact with the projected part for reversion of the reel main body by rotor rotation by the handle operation and the bail supporting member in the fishing line releasing position is reversed and returned to the fishing line winding position, the circular arc-shaped guide groove is arranged in the direction of operation from the fishing line winding position to the fishing line releasing position of the bail supporting member and is separated from the center of the reverse of the bail supporting member to the outside in the radial direction.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003281559-A (JP)
Title: Image data editing method and image data editing device
Inventor: KAKU ROU
IPC: G06F3/048
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image data editing method and image data editing device capable of easily changing a character in an image in a short time.  <P>SOLUTION: Part data corresponding to a plurality of parts constituting an image are extracted from image data (step S210). An identifier for specifying a part concerned included in each of the plurality of part data and a character described in the part concerned are listed (step S220). The list is edited (step S230). The character included in the image data is replaced by the character in the list edited in step S230.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003284340-A (JP)
Title: Power unit and program
Inventor: NAKADA YASUHIRO
IPC: H02M3/338
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To enable the efficiency of a power source at the operation stop of an apparatus to be improved easily without complicated control, and to easily enable a drop in noise as well as a rise in power efficiency.  <P>SOLUTION: This power unit is equipped with a main switching element Q21 which is equipped with a control terminal for controlling the conduction break of a current flowing to a primary winding 103 of a transformer T21, a rectifying and smoothing circuit 101 which smooths and rectifies a voltage generated in a secondary winding 104, an error detecting circuit 102 which compares the output voltage of the rectifying and smoothing circuit 101 with a reference voltage and outputs a voltage geared to the difference, and an optocoupler PC21 which transmits the output of the error detecting circuit 102 to a primary side, and this compulsively drops the output of the error detecting circuit 102 by a time enough to stop the oscillation of the power source, and supplies it with the photo transistor current of the optocoupler PC21 from the control terminal of the main switching element Q21, and performs the current supply of a resistor R24 for deciding the lowest oscillation frequency of the power source from a feedback winding 105.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003277442-A (JP)
Title: Curable resin composition
Inventor: HORIE MICHIYASU
IPC: C08F4/26
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a curable resin composition having excellent moisture resistance and heat resistance.  <P>SOLUTION: This curable resin composition is characterized by containing (a) a composition comprising at least one compound selected from the group consisting the compounds of nickel, palladium, cobalt and rhodium, and a vinylbenzyl compound represented by formula (1) (R<SB>1</SB>to R<SB>6</SB>are each H, a halogen atom, a ≤4C alkyl, 4-vinylbenzyl ether, or 3-vinylbenzyl ether, provided that two or more of 4-vinylbenzyl ether groups and 3-vinylbenzyl ether groups may identically or differently exist on each benzene ring; R<SB>7</SB>and R<SB>8</SB>are each H or a ≤4C alkyl) as essential components.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003279014-A (JP)
Title: Pyrolytic equipment
Inventor: NAKAE MINORU
IPC: F23J15/06
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pyrolytic equipment in which operation cost is reduced and the corrosion of a duct where a heating gas flows is inhibited.  <P>SOLUTION: A first heating gas supplying means 103 for starting the operation, and a second heating gas supplying means 104 for operation after the start of the operation are mounted to form a heat gas supplying part to a pyrolytic drum 12, the second heating gas supplying means 104 is provided with a thermally-decomposed gas combustor 110 for combusting a predetermined amount of thermally-decomposed gas in the thermally-decomposed gas from the pyrolytic drum 12, a gas mixing part 111 is mounted for mixing a gas discharged from a heating gas discharging part 30 and recovered at a gas recovering passage 105 side, with a combustion waste gas from the thermally- decomposed gas combustor 110 to produce the heating gas, the gas recovering passage 105 is provided with a gas neutralization processing device and a dust collector 114, and further a gas cooling means 123 is mounted at an upstream side with respect to the gas neutralization processing device and the dust collector 114, for cooling the gas of the gas recovering passage 105.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003282229-A (JP)
Title: Heater, fixing device, image forming device and recording medium
Inventor: KONDO SHUNSAKU
IPC: G03G15/20
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heater realizing enhancement of safety and temperature control with sufficient power efficiency; a fixing device applied with this heater; an image forming device mounted with this fixing device; and a recording medium storing a program to feed power to the heating source.  <P>SOLUTION: The heater is provided with a temperature measurement means for measuring the temperature of the heating source; a power feed means for feeding the power to the heating source; and a temperature control means for controlling the power feed means based on a measurement value of the temperature measurement means to control the temperature of the heating source. The temperature control means provides an upper limit for the power feed to the heating source at a predetermined condition.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003278808-A (JP)
Title: Automatic transmission
Inventor: SAEKI TOMOHIRO
IPC: F16D48/02
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To further simplify a structure in an automatic transmission of a type for operating two clutches.  <P>SOLUTION: The automatic transmission is provided with: a first clutch 110 for connecting/disconnecting an internal combustion engine 1 and a first axis 130; a second clutch 120 for connecting/disconnecting the internal combustion engine 1 and a second axis 140; a transmission 2 achieving a first change gear stage in a state where the first axis 130 is connected with the internal combustion engine 1 and achieving a second change gear stage in a state where the second axis 140 is connected with the internal combustion engine 1; and a clutch action mechanism 30 changing connecting/disconnecting of the first clutch 110 and the internal combustion engine 1 with a single action, and connecting/disconnecting of the second clutch 120 and the internal combustion engine 1 at the same time.  <P>COPYRIGHT: (C)2004,JPO